• GVM Upgrade Kits

  • 4x4 & SuV Trakryder range

  • performance sportsryder range

  • load carrying solutions

  • Towing solutions

  • replacements


A1 Exhaust & Mechanical work only with the best material and products. This is why we’ve partnered up with Pedders Suspension & Brakes. Pedders are the mark of true quality automotive suspension and brake products here and around the world.

Pedders Suspension & Brakes was founded in 1950 by Roy Pedder in Melbourne, Australia.

They have been operating for more than 70 years as a 100% Australian and family-owned company, specialising in the design, manufacturing, distribution and fitment of aftermarket undercar parts. They currently have over 120 outlets throughout Australia consisting of stores and authorised dealerships, and they have an international distribution network that operates across Europe, North America, the Middle East, Africa and Asia.

GVM Upgrade kits

When you need to haul more, A1 Exhaust & Mechanical are Port Macquarie’s choice for Gross Vehicle Mass (GVM) Upgrade kits, manufactured to exacting standards by Pedders. We can fit GVM upgrades to all the most popular models including the Ford Ranger, Holden Colorado, Isuzu D-Max, Mazda BT50, Mitsubishi Triton, and Nissan Navara.

Our GVM kits are certified by the Department of Infrastructure and Transport, and come with Pedders’ two year/40,000km warranty.

4x4 & SUV TrakRyder Range

Serious offroading needs serious suspension. Pedders’ innovative TrakRyder 4x4 suspension kits offer coil and or leaf springs and shock absorbers for smooth and comfortable rides – no matter where you go. Whether you’re taking your 4x4 or SUV off-road on the weekend or rely on your rig to tow heavy loads or traverse rocky or uneven ground, there’s a TrakRyder solution for you. Also available: GVM+ and suspension lift kits.

SportsRyder Range

Pedders have been enhancing automotive performance since 1950 – and their SportsRyder range has been built from the ground up to provide rally-spec performance for a range of vehicles. A1 Exhaust & Mechanical uses SportsRyder shock absorbers, coil springs, rubber brushes, adjustable coilovers, slotted brake rotors, Kevlar ceramic brake pads, adjustable and fixed sway bars, wheel alignment products, High Horsepower CV drive shafts – all built to increase handling and give you the advantage, no matter where you drive.

Load Carrying Solutions

Carry more and save time with Pedders’ comprehensive range of suspension upgrades for load carrying. We supply and install shock absorbers & airbags, coil springs & leaf springs, brake pads & rotors, torsion bars and suspension bushes and everything you need to make bigger hauls. Our Port Macquarie garage can convert rear drum brakes to disc brakes, install shackles and U-Bolts, steering dampers, and adjustable Panhard rods. Unsure of what you need? Book your vehicle in for a Tow and Load assessment to find out what’s right for your vehicle.

Towing Solutions

A1 Exhaust & Mechanical offers a wide range of towing solutions for your vehicle, including Pedders’ range of Hayman Reese towbars – using thick high-grade steel, removable ball mounts, and various ratings from Class 2 (1200kg rating), Class 3 (1600kg) and Class 4, rated at a vehicle’s maximum towing capacity. We can also improve braking efficiency with brake rotor replacements and upgrades.

Whether it’s towing caravans, boats, horse floats, or the professional tradesman’s trailer, you can rely on Hayman Reese quality and A1’s commitment to installation excellence.


If your ride is feeling a little bumpy or you’re up for brake pad replacement, trust A1 Exhaust & Mechanical to install the most reliable and high-quality suspension and brake products from Pedders. From strut mounts, shock absorbers, brake rotors, control arms, brake pads, or conversions from rear drums to disc brakes, we have you covered. Pedders products are covered by a two year or 40,000km nationwide guarantee of quality. Ask us about which suspension or brake replacement is suitable for your application – and we ensure a better ride, greater safety, and an improved peace of mind.

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